Bump govspeak from 8.8.0 to 8.8.1

Bumps [govspeak](https://github.com/alphagov/govspeak) from 8.8.0 to 8.8.1.
- [Changelog](https://github.com/alphagov/govspeak/blob/main/CHANGELOG.md)
- [Commits](alphagov/govspeak@v8.8.0...v8.8.1)

---
updated-dependencies:
- dependency-name: govspeak
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -140,7 +140,7 @@ GEM
     docile (1.4.1)
     domain_name (0.6.20240107)
     drb (2.2.1)
-    erubi (1.13.0)
+    erubi (1.13.1)
     et-orbi (1.2.11)
       tzinfo
     expgen (0.1.1)
@@ -232,7 +232,7 @@ GEM
       multi_json (~> 1.11)
       os (>= 0.9, < 2.0)
       signet (>= 0.16, < 2.a)
-    govspeak (8.8.0)
+    govspeak (8.8.1)
       actionview (>= 6, < 7.2.3)
       addressable (>= 2.3.8, < 2.8.8)
       govuk_publishing_components (>= 35.1)
@@ -319,7 +319,7 @@ GEM
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    logger (1.6.3)
+    logger (1.6.4)
     logstasher (2.1.5)
       activesupport (>= 5.2)
       request_store
@@ -347,7 +347,7 @@ GEM
     mutex_m (0.3.0)
     net-http (0.6.0)
       uri
-    net-imap (0.5.2)
+    net-imap (0.5.4)
       date
       net-protocol
     net-pop (0.1.2)
@@ -650,7 +650,7 @@ GEM
       rack
     rack-session (2.0.0)
       rack (>= 3.0.0)
-    rack-test (2.1.0)
+    rack-test (2.2.0)
       rack (>= 1.3)
     rackup (2.2.1)
       rack (>= 3)